fix tests

This commit is contained in:
Dennis Eichhorn 2023-10-22 19:20:45 +00:00
parent 630a38b897
commit d8e0d40c6a

View File

@ -53,7 +53,7 @@ class BinarySearchTree
* *
* @since 1.0.0 * @since 1.0.0
*/ */
public function search(mixed $data) : ?Node public function &search(mixed $data) : ?Node
{ {
if ($this->root === null) { if ($this->root === null) {
return null; return null;